著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) MUHLBAIER LH,Observational comparison of event-free survival with medical and surgical therapy in patients with coronary artery disease : 20 years of follow-up,Circulation,,,1992,86,0,II198-II204,https://cir.nii.ac.jp/crid/1571980075280185600,